SEGMENTS INFORMATION (Revenues from External Customers and Operating Profit Before Unallocated Expenses) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Revenues	$ 632,383	$ 551,587	$ 1,283,742	$ 1,072,920
Segment operating profit	83,426	72,882	170,935	137,540
North America
Segment Reporting Information [Line Items]
Revenues	384,829	331,025	775,931	641,714
Segment operating profit	82,752	69,347	161,679	133,804
Europe
Segment Reporting Information [Line Items]
Revenues	227,305	197,361	463,638	391,426
Segment operating profit	34,426	27,679	66,205	59,464
Russia
Segment Reporting Information [Line Items]
Revenues	20,249	23,201	44,173	39,780
Segment operating profit	(5,645)	5,652	(5,126)	6,241
Operating Segments
Segment Reporting Information [Line Items]
Segment operating profit	$ 111,533	$ 102,678	$ 222,758	$ 199,509